Home / 410,721.03-566,152.03-377,727.40

Finding the Fourth Proportional to 410,721.03, 566,152.03 and 377,727.40

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Solution

The fourth proportional to 410,721.03, 566,152.03 and 377,727.40 is: 520,672.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,721.03 : 566,152.03 = 377,727.40 : x
  2. Step 2: Convert to fraction form
    410,721.03/566,152.03 = 377,727.40/x
  3. Step 3: Cross multiply
    410,721.03x = 566,152.03 × 377,727.40
  4. Step 4: Simplify right side
    410,721.03x = 213,851,135,476.47
  5. Step 5: Solve for x
    x = 213,851,135,476.47/410,721.03
  6. Step 6: Final answer
    x = 520,672.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.